// Available variables:
// - Machine
// - interpret
// - assign
// - send
// - sendParent
// - spawn
// - raise
// - actions
// - XState (all XState exports)

const fetchMachine = Machine({
  id: "register_user",
  initial: "checkUserStatus",
  context: {
    alleToken: null,
    sessionToken: null,
    oktaTokens: null,
    registrationFields: {
      firstName: "",
      lastName: "",
      emailAddress: "",
      password: ""
    }
  },
  states: {
    checkUserStatus: {
      initial: "checkUserLoggedIn",
      states: {
        checkUserLoggedIn: {
          invoke: {
            id: "checkIsLoggedIn",
            src: "checkIsLoggedIn",
            onDone: "isLoggedIn",
            onError: "isNotLoggedIn"
          }
        },
        isLoggedIn: {
          entry: "redirectToAccount"
        },
        isNotLoggedIn: {
          invoke: {
            id: "verifySMSCode",
            src: "verifySMSCode",
            onDone: {
              target: "#waitForInput",
              actions: "setAlleToken"
            },
            onError: {
              target: "#redirectToPhoneVerification",
              actions: "redirectToPhoneVerification"
            }
          }
        }
      }
    },

    redirectToPhoneVerification: {
      id: "redirectToPhoneVerification",
      type: "final"
    },
    waitForInput: {
      id: "waitForInput",
      on: {
        REGISTRATION_SUBMITTED: {
          target: "hipaRequirement",
          actions: "setRegistrationFields"
        }
      }
    },
    hipaRequirement: {
      initial: "showHipaaNotice",
      states: {
        showHipaaNotice: {
          on: {
            DECLINE: "confirmHipaaDecline",
            REGISTRATION_COMPLETE: {
              target: "#getOktaToken",
              actions: "setSessionToken"
            },
            REGISTRATION_ERROR: {
              target: "acceptedHipaaWaitForInput"
            }
          }
        },
        acceptedHipaaWaitForInput: {
          on: {
            REGISTRATION_COMPLETE: {
              target: "#getOktaToken",
              actions: "setSessionToken"
            },
            REGISTRATION_ERROR: {
              target: "acceptedHipaaWaitForInput"
            }
          }
        },
        confirmHipaaDecline: {
          on: {
            CLOSE: "showHipaaNotice",
            EXIT_REGISTRATION: "#redirectToHomepage",
            REGISTRATION_COMPLETE: {
              target: "#getOktaToken",
              actions: "setSessionToken"
            },
            REGISTRATION_ERROR: {
              target: "acceptedHipaaWaitForInput"
            }
          }
        }
      }
    },

    oktaAuth: {
      states: {
        getOktaToken: {
          id: "getOktaToken",
          invoke: {
            id: "getOktaToken",
            src: "getOktaToken",
            onDone: {
              target: "updateTokenManager",
              actions: "setOktaTokens"
            },
            onError: "#redirectToLogin"
          }
        },
        updateTokenManager: {
          invoke: {
            id: "updateTokenManger",
            src: "updateTokenManager",
            onDone: "#registrationComplete",
            onError: "#redirectToLogin"
          }
        }
      }
    },

    redirects: {
      states: {
        redirectToLogin: {
          id: "redirectToLogin",
          entry: "redirectToLogin",
          type: "final"
        },
        registrationComplete: {
          id: "registrationComplete",
          entry: "redirectToAccount",
          type: "final"
        },
        redirectToHomepage: {
          id: "redirectToHomepage",
          entry: "redirectToHomepage",
          type: "final"
        }
      }
    }
  }
});